document.write( "Question 110362: Find the inverse of the function f(x) = 4x - 8 \n" ); document.write( "

Algebra.Com's Answer #80465 by edjones(8007) $\"\"$ $\"About$

You can put this solution on YOUR website!
f(x) = 4x - 8
\n" ); document.write( "y=4x-8 replace f(x) with y
\n" ); document.write( "x=4y-8 switch y and x and solve for y.
\n" ); document.write( "4y=x+8
\n" ); document.write( "y=x/4+2
\n" ); document.write( " $\"f%5Bx%5D%5E-1=%28x%2F4%29%2B2\"$
\n" ); document.write( "Ed \n" ); document.write( "

\n" );